Snap ring insertion tool



FIG. 1 is a front perspective view showing my new design for a snap ring insertion tool;

FIG. 2 is a side elevational view thereof with its opposite side being a mirror image thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is an enlarged fragmentary sectional view showing the depth of grooves as taken in the direction of arrows 4--4 of FIG. 1. 

The ornamental design for a snap ring insertion tool, as shown and described. 